Variable Interest Entities - Summarized Balance Sheet (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Assets:
Net Investment in Real Estate	$ 4,324,316	$ 3,778,148
Operating Lease Right-of-Use Assets	24,332	24,927
Cash and Cash Equivalents	147,255	58,591
Deferred Rent Receivable	114,313	98,727
Prepaid Expenses and Other Assets, Net	209,608	156,047
Total Assets	4,864,392	4,179,098
Liabilities and Partners' Capital:
Accounts Payable, Accrued Expenses and Other Liabilities	216,347	153,096
Operating Lease Liabilities	22,011	22,592
Rents Received in Advance and Security Deposits	103,180	98,588
Total Liabilities and Equity/Partners' Capital	4,864,392	4,179,098
Other Real Estate Partnerships
Assets:
Net Investment in Real Estate	306,653	277,984
Operating Lease Right-of-Use Assets	13,022	13,087
Cash and Cash Equivalents	3,388	9,126
Deferred Rent Receivable	12,118	10,984
Prepaid Expenses and Other Assets, Net	12,860	9,480
Total Assets	348,041	320,661
Liabilities and Partners' Capital:
Accounts Payable, Accrued Expenses and Other Liabilities	20,543	9,496
Operating Lease Liabilities	10,256	10,277
Rents Received in Advance and Security Deposits	7,995	7,470
Partners' Capital	309,247	293,418
Total Liabilities and Equity/Partners' Capital	$ 348,041	$ 320,661